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OPP II Exam 1 > Pelvis > Flashcards

Pelvis Flashcards

1
Q

pelvis

A

central role as biomechanical hub

  • couples mechanical forces
  • fascial/muscle connections
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2
Q

inominates

A

stabilize pelvic ring

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3
Q

pelvis

A

2 inominates and sacrum

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4
Q

anatomy of pelvis

A

ilium, ischium, pubis

fusion of these three bones

joints - SI, pubic symphisis, acetabulum

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5
Q

self-bracing mechanism

A

form closure

force closure

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6
Q

form closure

A

structural anatomy of wedge shaped sacrum

internal SI joint structures

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7
Q

keystone

A

compressive forces stabilizing arch

-just like sacrum of body

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8
Q

force closure

A

compressive tensile forces to create a form of stability

muscles and fascial tensions

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9
Q

innominate motion

A

rotation, flaring - physio

shearing - non-phys

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10
Q

rotation

A

physiologic

anterior/posterior

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11
Q

flaring

A

physiologic

lateral/medial

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12
Q

shearing

A

non-physiologic

superior/inferior

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13
Q

physiologic vs. non-physiologic

A

non physiologic is trauma - body forced out of its normal barriers

physiologic, wearing down of barriers over time

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14
Q

standing flexion test

A

gives laterality of somatic dysfunction

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15
Q

side of positive standing flexion test

A

same side as dysfunction

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16
Q

landmarks of innominate

A

ASIS, PSIS, pubic tubercle

17
Q

middle transverse axis of SI joint

A

body weight - postural

18
Q

inferior transverse axis of SI joint

A

iliosacral**

19
Q

superior transverse axis of SI joint

A

respiratory - breathing in

20
Q

axis of innominates

A

A/P rotation occurs about the inferior transverse axis

21
Q

anterior rotation

A

extension of hip

22
Q

posterior rotation

A

flexion of hip

23
Q

physiologic motion

A

only a problem if it gets stuck in one position

24
Q

complaints with anterior rotation of innominate

A

tight hamstrings, spasm, sciatica on ipsi side

25
Q

innominate flare

A

rotation along a vertical axis

medial flare or lateral flare

26
Q

complaints with medial flare

A

tender SI ligaments

tender pubic symphysis

27
Q

shear

A

non-phsiological

28
Q

extension of hip

A

inflaring - anterior innominate rotation

29
Q

flexion of hip

A

outflaring - posterior innominate rotation

30
Q

innominate shear

A

traumatic positional change

-vertical transmission of SI joint superior or inferior

31
Q

strain

A

beyond 3-5 mm of motion

cannot compensate = pain

32
Q

upslip

A

all three up

33
Q

downslip

A

all three down

34
Q

shear types

A

upslip or downslip

35
Q

pubic symphysis somatic dysfunction

A

superior, inferior, compressed

36
Q

iliosacral motion

A

leg movement

37
Q

sacroiliac motion

A

vertebral column position

38
Q

pubic transverse axis

A

through symphysis pubis

-A/P rotations

39
Q

inferior transverse axis

A

physiologic pivot point

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OPP II Exam 1 (7 decks)

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